Contact

the Internet organisms and its founders, and everyone promoting the Internet structure to remain the same: free at 100%.

all network engineers who share on the Internet their knowledge about BGP and others networks studies.

all my friends, colleagues, work relations who encourage me to write this tutorial and review it.

English is not my native language, so you will excuse me for the expression.
I also invite readers to criticize my work technically (in other words, me and whatever) and visit the following websites and resources that you can find at the end of the document.